/*
 * Copyright (c) 2010, Michael Hengler (developer (at) hengler (dot) de),
 * Nikolaus Moll (developer (at) miblounge (dot) net).
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the Jombi project nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL JOMBI BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package net.miblounge.jombi.impl.util;

import com.trolltech.qt.gui.QWidget;

public final class StyleSheetInvoker {
	private StyleSheetInvoker() {}

	private static String[] splitStyle(final String style) {
		final int pos = style.indexOf(':');
		if (pos < 0) {
			return new String[] {style, null};
		} else {
			return new String[] {style.substring(0, pos), style.substring(pos + 1)};
		}
	}

	public static void addStyleSheet(final QWidget widget, final String style) {
		final String[] stylearray = splitStyle(style);
		final String newStyle = StyleSheetUtil.buildStyleAttribute(widget.styleSheet(), stylearray[0], stylearray[1]);
		widget.setStyleSheet(newStyle);
	}

	public static void addStyleSheet(final QWidget widget, final String attibute, final String value) {
		final String newStyle = StyleSheetUtil.buildStyleAttribute(widget.styleSheet(), attibute, value);
		widget.setStyleSheet(newStyle);
	}

	public static void removeStyleSheet(final QWidget widget, final String attibute) {
		final String newStyle = StyleSheetUtil.buildStyleAttribute(widget.styleSheet(), attibute, null);
		widget.setStyleSheet(newStyle);
	}

}
